Pith Number

pith:BCXUP52F

pith:2018:BCXUP52FLLITVJL2VZZOK7ENUW

not attested not anchored not stored refs pending

Optical identification of the millisecond pulsar J0621+2514

A.V. Karpova, A.Yu. Kirichenko, D.A. Zyuzin, S.V. Zharikov, Yu.A. Shibanov

arxiv:1805.03918 v1 · 2018-05-10 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCXUP52FLLITVJL2VZZOK7ENUW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:11:30.116167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08af47f7455ad13aa57aae72e57c8da58eaf0b6b9245a21e6f425630524919d3

Aliases

arxiv: 1805.03918 · arxiv_version: 1805.03918v1 · doi: 10.48550/arxiv.1805.03918 · pith_short_12: BCXUP52FLLIT · pith_short_16: BCXUP52FLLITVJL2 · pith_short_8: BCXUP52F

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BCXUP52FLLITVJL2VZZOK7ENUW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 08af47f7455ad13aa57aae72e57c8da58eaf0b6b9245a21e6f425630524919d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26729e0b7a8c211ccda99d5e82456a785629808e436c3c19d7ed2b5309da7299",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-10T10:28:32Z",
    "title_canon_sha256": "5db4d4822eb7765398cafd9736bc2488a06285eb98e5271357ade30160d6bce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03918",
    "kind": "arxiv",
    "version": 1
  }
}